Lead-Free · Halogen-Free · Leaded
Solder Paste
Solder paste for SMT assembly, available in lead-free, halogen-free and leaded grades, with SAC305 alloy options.
Specifications
SMT assembly materials · Since 2009
Solder paste manufacturer for reliable electronics.
ASH manufactures solder paste for SMT electronics assembly, with lead-free, halogen-free and leaded grades. Compare alloys and powder sizes, request technical documents and qualify material on your line.
View independent SGS documentation
Lead-free · Halogen-free · Leaded
From paste selection
to SMT production.
to SMT production.
Match alloy, powder size and process requirements, supported by grade-specific documents and application guidance.
100+Tonnes supplied monthly
300+Manufacturers served
24Global distributors
9-stepQuality control system
01 Material portfolio
Solder paste and materials for every assembly step.
Start with lead-free and halogen-free solder paste for SMT assembly. Our wider range includes solder wire, solder bar, flux and supporting process materials.
High-Purity Wave Soldering Alloys
Solder Bar
High-purity solder bar with exceptional flow and special antioxidants for reduced dross and oxidation.
Specifications
Rosin-Core · Low Smoke
Solder Wire
High-purity rosin-core wire for smooth application, strong wetting, low smoke and minimal splatter.
Specifications
Temporary Surface Protection
Peelable Glue
A clean-peel protective coating for touchscreens, PET, ITO film and ITO glass.
Specifications
Fast-Curing SMD Epoxy
Red Glue
High-temperature epoxy adhesive with excellent thixotropy, insulation and thermal-shock resistance.
Specifications
Insulating Heat Transfer Compound
Thermal Grease
Thermally conductive silicone compound with low oil separation and wide temperature resistance.
Specifications
Lead-Free · Halogen-Free · Water-Based
Flux
Active wetting formulations that remove oxides and support bright, full, reliable solder joints.
Specifications
Solvent-Based · Water-Based
Cleaning Agent
Purpose-designed cleaners for PCBA, stencil and production-equipment residues.
Specifications
PCB Environmental Protection
Conformal Coating
A transparent protective shield against moisture, dust, salt spray and chemical corrosion.
Specifications
Controlled productionTraceable from input to shipment
02 Quality process
Consistency is designed into every batch.
Defined controls connect incoming materials, production parameters, final inspection and documentation.
- 01
Incoming control
Raw materials are checked against defined acceptance requirements before production.
- 02
Process verification
Key formulation and production parameters are monitored for repeatability.
- 03
Final release
Visual, performance and compliance checks support batch release decisions.
- 04
Traceable supply
Lot identification and supporting documentation connect material to delivery.
03 Application focus
Built for demanding electronics environments.
Material selection starts with process conditions, reliability targets and the realities of your production line.
High reliabilityAutomotive ElectronicsPower modules, control systems and high-reliability assemblies.
Fine-pitch readyCommunicationsConsistent printing and wetting for dense communication hardware.
Volume productionConsumer ElectronicsRepeatable performance for high-volume appliances and smart devices.
Thermal controlNew EnergyLow-voiding alloys and thermal materials for charging and energy systems.
Process stabilityIndustrial ControlProtective chemistries for harsh environments and long service life.
Verifiable quality
Claims are useful.
Claims are useful.
Evidence is better.
Download available SGS reports, review the nine-step quality process and speak with our technical team before qualification.
04 Technical insights
Practical guidance for better soldering.
Is It Time to Change Your Soldering Supplier?
Six warning signs that your current material supplier may be adding hidden cost, risk and downtime to your production line.
Read article
Extend the Life of Your Soldering Materials: Best Practices for Storage and Handling
Practical temperature, humidity, handling and FIFO guidance for getting consistent performance from soldering materials.
Read article
Beyond the Spec Sheet: How ASH Ensures Consistent Quality from Raw Material to Finished Product
A look inside the sourcing, R&D, process control and final inspection behind consistent ASH materials.
Read article
Start with your process
Need help selecting a solder paste?
Share your alloy, stencil printing process, powder size and production requirements. Our team can help identify a solder paste grade to evaluate on your line.